Issue 0, 1973

Azole N-oxides. Part IV. Deoxygenation and side-chain substitution reactions of some 1-methoxypyrazole 2-oxides

Abstract

1-Methoxypyrazole 2-oxides undergo the normal acyloxy migration reaction of N-oxides with acetic anhydride to give 3- and 5-acetoxymethylpyrazoles. With phosphorus trichloride and with benzoyl chloride abnormal reactions were observed, leading to 3-chloromethylpyrazoles, in some cases accompanied by simple deoxygenation of the N-oxide.

Article information

Article type
Paper

J. Chem. Soc., Perkin Trans. 1, 1973, 170-172

Azole N-oxides. Part IV. Deoxygenation and side-chain substitution reactions of some 1-methoxypyrazole 2-oxides

F. T. Boyle and R. A. Y. Jones, J. Chem. Soc., Perkin Trans. 1, 1973, 170 DOI: 10.1039/P19730000170

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